Home / 89,842,639.31-123,982,842.16-48,589,531.64

Finding the Fourth Proportional to 89,842,639.31, 123,982,842.16 and 48,589,531.64

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Solution

The fourth proportional to 89,842,639.31, 123,982,842.16 and 48,589,531.64 is: 67,053,553.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,842,639.31 : 123,982,842.16 = 48,589,531.64 : x
  2. Step 2: Convert to fraction form
    89,842,639.31/123,982,842.16 = 48,589,531.64/x
  3. Step 3: Cross multiply
    89,842,639.31x = 123,982,842.16 × 48,589,531.64
  4. Step 4: Simplify right side
    89,842,639.31x = 6,024,268,232,321,140
  5. Step 5: Solve for x
    x = 6,024,268,232,321,140/89,842,639.31
  6. Step 6: Final answer
    x = 67,053,553.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.